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(PHP 7, PHP 8)
inflate_init — Initialize an incremental inflate context
Initialize an incremental inflate context with the specified
encoding.
encoding
One of the ZLIB_ENCODING_* constants.
options
An associative array which may contain the following elements:
The compression level in range -1..9; defaults to -1.
The compression memory level in range 1..9; defaults to 8.
The zlib window size (logarithmic) in range 8..15; defaults to 15.
One of ZLIB_FILTERED,
ZLIB_HUFFMAN_ONLY, ZLIB_RLE,
ZLIB_FIXED or
ZLIB_DEFAULT_STRATEGY (the default).
A string or an array of strings of the preset dictionary (default: no preset dictionary).
Returns an inflate context resource (zlib.inflate) on
success, 或者在失败时返回 false.
If an invalid encoding or option is passed to options,
or the context couldn't be created, an error of level
E_WARNING is generated.
| 版本 | 说明 |
|---|---|
| 8.0.0 | On success, this function returns an InflateContext instance now; previously, a resource was returned. |
Unlike gzinflate(), incremental inflate contexts do not constrain the length of the decoded data, so provide no automatic protection against Zip bombs.
